package com.atguigu.facade;

public class DVDPlayer {

	//使用单例模式，使用饿汉式
	private static DVDPlayer instance = new DVDPlayer();
	
	private DVDPlayer() {
	}
	
	public static DVDPlayer getInstance() {
		return instance;
	}
	
	public void on() {
		System.out.println("dvd on");
	}
	
	public void off() {
		System.out.println("dvd off");
	}
	
	public void play() {
		System.out.println("dvd is playing");
	}
	
	public void pause() {
		System.out.println("dvd pause ..");
	}
}
